Students and parent volunteers from a school in Washington State said in a lawsuit that they had become sick after being exposed to chemicals known as P.C.B.s. that had dripped from light fixtures.

Read More Compensation for Damages (Law), Drugs (Pharmaceuticals), Hazardous and Toxic Substances, Decisions and Verdicts, Chemicals, Mergers, Acquisitions and Divestitures, Environment, Cancer, Bayer AG, Monsanto Company, Seattle (Wash), King County (Wash), Washington (State)